dridex | 840f23b68693163deb72893f250e3e891a9a002d6ef3dd91d7d854ab56d826d9

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:37

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General

Target

JaffaCakes118_840f23b68693163deb72893f250e3e891a9a002d6ef3dd91d7d854ab56d826d9.dll
Size

188KB
MD5

4535965ec10d9edeb818b3a780a1a283
SHA1

6b21d3a2e393440e3e15083409df7eee1bb9ecd1
SHA256

840f23b68693163deb72893f250e3e891a9a002d6ef3dd91d7d854ab56d826d9
SHA512

597a9336776154d3362fd7e95babc2394c41b6a669b9c3a99fb49249ff09bf5de9bcb84903d780093116501658e01c8cad62ea94c03d7c708abe8a571c599ad6
SSDEEP

3072:gteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzf9qM:0q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2692-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2692	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2692 wrote to memory of 2788	2692	rundll32.exe	32
PID 2692 wrote to memory of 2788	2692	rundll32.exe	32
PID 2692 wrote to memory of 2788	2692	rundll32.exe	32
PID 2692 wrote to memory of 2788	2692	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_840f23b68693163deb72893f250e3e891a9a002d6ef3dd91d7d854ab56d826d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_840f23b68693163deb72893f250e3e891a9a002d6ef3dd91d7d854ab56d826d9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 300
    3⤵
    - Program crash
    PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2692-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2692-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

Download
memory/2692-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download